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Data as of Nov 7, 2026

198.143.4.0/22

Anonymizer · ISP proxy1 residential-proxy exit · 30 days

Level 3 Parent, LLC · space held by Intercom Online

Announcement
198.143.0.0/19
RPKI valid
Announced by
AS10753
Type
ISP proxy
Risk
90 / 100 · Critical

Residential-proxy exits

Proxy exits
1
0.10% of its addresses · 30 days
Spread
1 of 4
/24s with at least one exit
Providers
8
selling exits here
Oct 8, 2026 – Nov 6, 2026

Exits seen per day

215 observations

Proxy providers listing exits

  • Byteful
  • GSocks
  • Infatica
  • MangoProxy
  • NodeProxy
  • NovaProxy
  • Shifter
  • VitalExclusive
IPv4 market

Path

1 · Holder
Intercom Online
record created Mar 10, 1999
2 · Leased from
Intercom Online
its owner, directly
3 · Announced by
AS10753 Level 3 Parent, LLC
since Mar 2023 · 3.6 yr ago
4 · Use
Proxy providersnamed IPRoyal
ISP proxy

Operators, sellers and brokers

Proxy providers

NameParentIn 198.143.4.0/22/24s
IPRoyal
1,024100%
4
Leased from

Owners leasing their own space

NameIn 198.143.4.0/22/24s
Intercom Online
1,024100%
4

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
198.143.0.0/198,192INTERCOM-BLK-0Intercom Online (IONL) · USDirect AllocationMar 10, 1999as@intercomonline.com
└ 198.143.5.0 - 198.143.8.2551,024IPNETZONE-2IPNetZone (IPNET-1) · USReassignedMar 6, 2014ipabuse@unsi.net

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 198.143.0.0/19

Prefix
198.143.0.0/19
Announced by
AS10753 Level 3 Parent, LLC
Type
ISP proxy
Anonymizer addresses
all
Operator
Proxy providerssold by IPRoyal
Proxy exits
16
RPKI
RPKI valid
Netname
INTERCOM-BLK-0
Registrant
Intercom Online
RIR
ARIN
Origin network

AS10753

US
Name
Level 3 Parent, LLC
Type
Internet provider
Registered
Nov 18, 1997
Domain
level3.com
Industry
Hosting and Cloud Provider
Spamhaus ASN-DROP
not listed